<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>

</head>
<body>
    <div id="container"></div>
    <script>
        var str1 = "<p></p>";
        var str = "<script src='../../js/jquery-1.7.1.js'></"+"script>";
        var e = document.getElementById("container");
        e.innerHTML=str;
    </script>
</body>
</html>